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Finding the Fourth Proportional to 8,689.52, 13,034.24 and 2,450.08

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Solution

The fourth proportional to 8,689.52, 13,034.24 and 2,450.08 is: 3,675.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,689.52 : 13,034.24 = 2,450.08 : x
  2. Step 2: Convert to fraction form
    8,689.52/13,034.24 = 2,450.08/x
  3. Step 3: Cross multiply
    8,689.52x = 13,034.24 × 2,450.08
  4. Step 4: Simplify right side
    8,689.52x = 31,934,930.74
  5. Step 5: Solve for x
    x = 31,934,930.74/8,689.52
  6. Step 6: Final answer
    x = 3,675.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.